Pay Attention: If some keys will don't work after installed ,this is not because keyboard is broken ,the most posiibility is ribbon cable don't connect well with your laptop ,pls try to reconnect more times .Many customers solve this problem after did this. We tested every keyboard before shipping ,please be assured the purchase. thanks *Backlit : No *Color : Black *Layout : US keyboard layout *Status : Brand Compatible Models: For ;Dell Chromebook 13 3380 11 3180 3189 3380 Education 2 in 1 0850FT 0HNXPM 05XVF4 0343nn